IMO Level 2- Mathematics Olympiad (SOF) Class 9: Questions 96 - 99 of 109

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Question 96

Appeared in Year: 2013

Question

MCQ▾

In a row of boys, if P who is tenth from the left and Q who is ninth from the right interchange their positions, P becomes fifteenth from the left. How many boys are there in the row?

Choices

Choice (4)Response

a.

27

b.

23

c.

28

d.

31

Question 97

Appeared in Year: 2013

Question

MCQ▾

Select the pair of figures from the given options, which does not have a similar relationship to that in the given pair of Problem Figures.

Problem Figures

Choices

Choice (4)Response

a.

Problem Figures

b.

Problem Figures

c.

Problem Figures

d.

Problem Figures

Question 98

Appeared in Year: 2013

Question

MCQ▾

What is the number of straight lines and the number of triangles in the given figure?

The Number of Straight Lines and the Number of Triangles

Choices

Choice (4)Response

a.

9 straight lines and 34 triangles

b.

10 straight lines and 34 triangles

c.

9 straight lines and 35 triangles

d.

None of the above

Question 99

Appeared in Year: 2013

Question

MCQ▾

The two expressions on either side of the sign (=) will have the same value if two terms on either side or on the same side are interchanged. The correct terms to be interchanged have been given as one of the four alternatives under the expressions. Find the correct alternative in the given case.

Choices

Choice (4)Response

a.

2,6

b.

6,5

c.

3,24

d.

7,6